pinctrl: single: get register area size by device API
Use dev_read_addr_size to get size of the controller's register area.
Signed-off-by: Dario Binacchi <dariobin@libero.it>
Reviewed-by: Pratyush Yadav <p.yadav@ti.com>
diff --git a/drivers/pinctrl/pinctrl-single.c b/drivers/pinctrl/pinctrl-single.c
index cec00e2..d5656de 100644
--- a/drivers/pinctrl/pinctrl-single.c
+++ b/drivers/pinctrl/pinctrl-single.c
@@ -182,17 +182,19 @@
static int single_of_to_plat(struct udevice *dev)
{
fdt_addr_t addr;
- u32 of_reg[2];
- int res;
+ fdt_size_t size;
struct single_pdata *pdata = dev_get_plat(dev);
pdata->width =
dev_read_u32_default(dev, "pinctrl-single,register-width", 0);
- res = dev_read_u32_array(dev, "reg", of_reg, 2);
- if (res)
- return res;
- pdata->offset = of_reg[1] - pdata->width / 8;
+ addr = dev_read_addr_size(dev, "reg", &size);
+ if (addr == FDT_ADDR_T_NONE) {
+ dev_err(dev, "failed to get base register size\n");
+ return -EINVAL;
+ }
+
+ pdata->offset = size - pdata->width / BITS_PER_BYTE;
addr = dev_read_addr(dev);
if (addr == FDT_ADDR_T_NONE) {